| [Q1] | | Models | All Models | | Problem | Short Range | | Cause | Antenna Placement | | Solution | Antenna should be straightened up and avoid touching the chassis of the opener or other metal parts |
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| [Q2] | | Models | All Models | | Problem | Short Range | | Cause | Remote Low Battery | | Solution | Replace battery in the remote control |
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| [Q3] | | Models | All Models with Deluxe Wall Console or LCD Wall Console | | Problem | Light flashes 3 times but door won't operate | | Cause | Vacation Lock is enabled | | Solution | Disable vacation lock function on the wall console |
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| [Q4] | | Models | All Models | | Problem | Light continues to flash (10 times) and door won't close | | Cause | Safety infrared sensor not aligned properly or being blocked by obstacle | | Solution | Align safety infrared beam until the green LED on the receiver safety sensor is on |
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| [Q5] | | Models | All Models | | Problem | Opener doesn't respond to wall button, and light continues to flash (10 times) when remote is activated | | Cause | Wire connections for wall button and safety infrared sensor are reversed | | Solution | Check and ensure the wire connections for the safety infrared sensor and wall button are correct |
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| [Q6] | | Models | All Models | | Problem | Door stops immediately after activation or during operation and light continues to flash (15 times) | | Cause | Weight of the door exceeds the usual limit, causing the opener to stop. Door may be un-balanced or required to learn the force again | | Solution | Ensure the door is balanced and re-learn the force setting again for both up and down operations |
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| [Q7] | | Models | All Models | | Problem | Light continues to flash, non stop | | Cause | Wall button wire connection short circuit | | Solution | Check wire connection of wall button ensure no short circuit to the wall button wires |
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| [Q8] | | Models | All Models with Single Button Push Button | | Problem | Light flashes 3 times after activating the remote control and door won't open or close | | Cause | Push button wires may be in contact with other solder joint on the circuit board | | Solution | Ensure the wires are not touching any of the solder joints, besides the terminal screws |
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| [Q9] | | Models | All Models | | Problem | Door doesn't respond to remote control | | Cause | Button on the remote control is not depressed long enough | | Solution | Press the button on the remote control for at least 1 second to activate it |
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| [Q10] | | Models | All Models | | Problem | Opener doesn't respond, safety infrared sensors and wall button installed correctly | | Cause | Travel limits are not programmed | | Solution | Program up and down travel limits |
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| [Q11] | | Models | All Models | | Problem | Both red and green LEDs are off on the safety infrared sensors | | Cause | Wire connections are incorrect for the safety infrared sensors | | Solution | Twist the alike-color on 2 sensors together (white to white, and red to red), then connect these 2 pairs of wires to the safety infrared terminals on the opener |
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| [Q12] | | Models | All Models | | Problem | Door reverses after fully closed | | Cause | Fully closed travel limit is programmed incorrectly, it should be programmed so it stops just before the door hitting the ground | | Solution | Program the fully closed travel limit again so it stops just before hitting the ground |
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| [Q13] | | Models | All Models | | Problem | Door doesn't reverse during closing when safety infrared sensor is blocked. Instead, it reverses during opening when safety infrared sensor is blocked | | Cause | Trolley and turnbuckle are installed incorrectly | | Solution | Install the trolley and turnbuckle on the opposite side of the T-rail |
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| [Q14] | | Models | All Models | | Problem | Compact Fluorescent Light continues to flicker after installing to the opener | | Cause | Only Tungsten bulb can be used | | Solution | Replace light bulb by a tungsten bulb |
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